Home / 804,981.45-1,207,459.83-205,937.53

Finding the Fourth Proportional to 804,981.45, 1,207,459.83 and 205,937.53

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Solution

The fourth proportional to 804,981.45, 1,207,459.83 and 205,937.53 is: 308,903.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,981.45 : 1,207,459.83 = 205,937.53 : x
  2. Step 2: Convert to fraction form
    804,981.45/1,207,459.83 = 205,937.53/x
  3. Step 3: Cross multiply
    804,981.45x = 1,207,459.83 × 205,937.53
  4. Step 4: Simplify right side
    804,981.45x = 248,661,294,964.42
  5. Step 5: Solve for x
    x = 248,661,294,964.42/804,981.45
  6. Step 6: Final answer
    x = 308,903.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.